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Can I have help with my study guide? 1of50 What is the propulsive process that moves food from one organ to the next?

Can I have help with my study guide?


1 of 50

What is the propulsive process that moves food from one organ to the next?


Absorption

Mastication

Peristalsis

Chemical digestion

Ingestion

Question

2 of 50

What is the function of the salivary enzyme amylase?


Digestion of carbohydrates

Digestion of proteins

Digestion of fats

Emulsification of fats

Neutralization of stomach acid

Question

3 of 50

What are the building blocks of proteins and the result of digestion of proteins?


Fatty acids

Peptides

Amino acids

Polypeptides

Glycerol

Question

4 of 50

Which digestive system organ is the target of gastrin?


Pancreas

Liver

Stomach

Small intestine

Esophagus

Question

5 of 50

As the food in the stomach is repeatedly squeezed and mixed with gastric juice, it is converted into a semifluid consistency. What is this substance called?


A bolus

Chyme

Bile

Feces

Lipase

Question

6 of 50

What is the name of the folds found in the stomach lining?


Villi

Microvilli

Plicae circulares

Rugae

Invaginations

Question

7 of 50

Which of the following is responsible for the digestion of carbohydrates?


Amylase

Bile

Pepsin

Hydrochloric acid

All of the above.

Question

8 of 50

Chief cells and parietal cells are seen in which of the following location(s)?


Lining of the stomach

Pancreas

Liver

Intestinal villi

Salivary glands

Question

9 of 50

Chemical digestion of proteins begins in which of the following organs?


Small intestine

Large intestine

Mouth

Stomach

Pancreas

Question

10 of 50

What is the primary function of the small intestine?


Waste secretion

Absorption of water

Absorption of nutrients

Mineral secretion

Vitamin conversion

Question

11 of 50

What organ is responsible for drying out indigestible food residue through water absorption and the elimination of feces?


Pancreas

Stomach

Large intestine

Small intestine

Liver

Question

12 of 50

Why must molecules of protein be digested before they can be transported to and utilized by cells?


Protein is only used directly.

Protein has a low pH.

Proteins in the circulating blood produce an adverse osmotic pressure.

Proteins are too large to be readily absorbed.

Proteins will mimic important hormones in the blood.

Question

13 of 50

Which organ filters blood and regulates both blood volume and chemical makeup?


Kidney

Urethra

Ureter

Liver

Urinary bladder

Question

14 of 50

What are the triangular regions of the kidneys that are striped in appearance and separated by the renal columns?


Renal pelvis

Renal cortex

Renal pyramids

Calyces

Renal medulla

Question

15 of 50

Where are most nephrons located?


Pyramids

Medulla

Calyces

Pelvis

Cortex

Question

16 of 50

What percentage of filtrate is eventually reabsorbed into the bloodstream?


50%

99%

80%

25%

10%

Question

17 of 50

What is the nonselective, passive process performed by the glomerulus that forms blood plasma without blood proteins?


Tubular reabsorption

Secretion

Absorption

Glomerular reabsorption

Filtration

Question

18 of 50

What is the tube connecting the renal hilum of the kidney to the bladder?


Distal convoluted tubule

Ureter

Proximal convoluted tubule

Collecting duct

Urethra

Question

19 of 50

Urine is transported from the bladder to the outside of the body by which of the following?


Trigone

Collecting duct

Urethra

Ureter

Prostate gland

Question

20 of 50

The average adult bladder is moderately full when it holds what volume of urine?


1 gallon

100 mL

500 mL

2 liters

1 liter

Question

21 of 50

What is the process of emptying the bladder?


Incontinence

Filtration

Micturition

Tubular secretion

Tubular reabsorption

Question

22 of 50

Antidiuretic hormone prevents excessive water loss by promoting water reabsorption in which of the following structures?


Proximal convoluted tubule

Bladder

Distal convoluted tubule

Glomerulus

Collecting duct

Question

23 of 50

When carbon dioxide enters the blood from tissue cells, it is converted to what substance for transport within blood plasma?


Carbonic anhydrase

Bicarbonate ion

Ammonia

Sodium bicarbonate

Sodium hydroxide

Question

24 of 50

Which of the following describes the respiratory control centers in the brain when blood pH begins to rise?


Controlled by the kidneys

Depressed

Accelerated

Not affected

Shut off

Question

25 of 50

What is the degenerative condition in which blisterlike sacs (cysts) containing urine form on the kidneys and obstruct urine drainage?


Dysuria

Cystitis

Hypospadias

Polycystic kidney

Epispadias

Question

26 of 50

Hypospadias is a condition of male children that involves which of the following?


Opening of the urethra on the ventral surface of the penis

Atrophied prostate

Cysts on the kidneys

Inflammation of the glomerulus

Closing of the foreskin over the end of the penis

Question

27 of 50

From childhood through late middle age, one of the most common bacteria to infect and inflame the urinary tract and cause urethritis and cystitis is which of the following?


Escherichia coli

Streptococcus

Clostridium botulinum

Staphylococcus

Mycobacterium tuberculosis

Question

28 of 50

What is the name for an enlargement of the prostate that surrounds the neck of the bladder in adult men which may cause voiding difficulty?


Dystrophy

Eutrophy

Hyperplasia

Hypoplasia

Atrophy

Question

29 of 50

What is the name for kidney inflammation?


Pyelonephritis

Hydronephrosis

Glucosuria

Anuria

Incontinence

Question

30 of 50

When sperm are ejaculated they travel from the epididymis into which of the following?


Rete testis

Urethra

Ductus (vas) deferens

Seminiferous tubule

Ejaculatory duct

Question

31 of 50

Maturing sperm gain their ability to swim while in which structure?


Epididymis

Ductus deferens

Ejaculatory duct

Seminiferous tubules

Urethra

Question

32 of 50

During a vasectomy operation, what portion of the male reproductive duct system is cut to prevent the passage of sperm to the outside of the body?


Ductus (vas) deferens

Spermatic cord

Epididymis

Ejaculatory duct

Urethra

Question

33 of 50

What is the enlarged tip of the penis called?


Scrotum

Shaft

Spongy urethra

Glans penis

Prepuce

Question

34 of 50

Which of the following best describes the normal composition of semen?


Seminal fluid and sperm cells

Prostatic fluid only

Seminal fluid, prostatic fluid, bulbourethral fluid and sperm cells

Bulbourethral fluid and prostatic fluid

Sperm cells only

Question

35 of 50

Thick, clear mucus that cleanses the urethra of acidic urine is produced by which of the following?


Bulbourethral gland

Epididymis

Seminal vesicles

Prostate

Testes

Question

36 of 50

What is the function of the milky-colored fluid secreted from the prostate?


Endocrine functions only

Nourish sperm

Cleanse the urethra

Neutralize urine

Activate sperm

Question

37 of 50

What is the superior rounded region of the uterus above the entrance of the uterine tubes?


Corpus

Cervix

Fundus

Mons pubis

Body

Question

38 of 50

Which layer of the uterus serves as the site of implantation?


Myometrium

Cervix

Perimetrium

Endometrium

Fundus

Question

39 of 50

What is the inner mucosal layer of the uterus that is sloughed off approximately every 28 days?


Myometrium

Perimetrium

Epimetrium

Endometrium

Hypometrium

Question

40 of 50

What is the process by which a mature egg is ejected from the ovary?


Erection

Ejaculation

Menses

Fertilization

Ovulation

Question

41 of 50

Which of the following describes the mammary glands?


Modified ceruminous glands

Modified sweat glands in both males and females

Modified sebaceous glands

Modified sweat glands in females only

Modified lacrimal glands

Question

42 of 50

What is the name for clusters of specific glands that produce milk when a woman is lactating?


Areolar glands

Lactating glands

Lactiferous ducts

Alveolar glands

Mammary glands

Question

43 of 50

What is the conceptus called from fertilization to week 8 of pregnancy?


A morula

A fetus

An embryo

A baby

A zygote

Question

44 of 50

What is the name for a fertilized egg?


Secondary oocyte

Primary oocyte

Morula

Blastocyte

Zygote

Question

45 of 50

Fertilization usually occurs in what structure?


Ovary

Uterus

Graafian follicle

Vagina

Uterine (fallopian) tubes

Question

46 of 50

The placenta is usually functioning to deliver nutrients and oxygen to, and remove waste from, the embryonic blood by what week of pregnancy?


First week

Second week

Third week

Fourth week

Fifth week

Question

47 of 50

All the organ systems are laid down, at least in rudimentary form, and the embryo looks distinctly human by what week of embryonic development?


First week

Second week

Fourth week

Eighth week

Twelfth week

Question

48 of 50

What is another term for parturition?


Menses

Fertilization

Menstruation

Childbirth

Menopause

Question

49 of 50

The presence of more oxytocin receptors in the uterus leads to weak, irregular contractions known as which of the following?


Braxton Hicks

Menopause

Dystocia

C-section

Cryptorchidism

Question

50 of 50

What stage of labor involves the delivery of the infant?


Placental stage

Dilation stage

Postpartum stage

Expulsion stage

Secretory phase




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