Once entry into the cell is achieved some of these

Once entry into the cell is achieved, some of these hormones bind with specific receptor
proteins in the cytoplasm and then can move as a hormone-receptor complex to the
nucleus.
Water-soluble hormones can enter directly into cells because of their nonpolar status.
Which of the following is not one of the components of the gastrointestinal tract?
mouth
larynx
esophagus
stomach
small intestine
larynx
Gizzards designed to grind food are found in
mammals

insects
birds
marsupials
monotrenes
birds
The rhythmic contractions of the esophagus are called
esophageal contractions
esophageal convulsions
peristalsis
heartburn sensations
mastication
peristalsis
The stomach produces
HCl
pepsinogen
pepsin
pepsinogen and pepsin
HCl, pepsinogen, and pepsin
HCl, pepsinogen, and pepsin
Which of the following is not a heterotroph based on the type of food consumed?
detritovore
herbivore
carnivore
omnivore
vegan
detritovore

In horses, rodents, and lagomorphs, the digestion of cellulose by microorganisms takes
place in the
duodenum
reticulum
cecum
omasum
abomasum
cecum
The first organ to receive the products of digestion after absorption is the
duodenum
pancreas
liver
gallbladder
colon
liver
The gallbladder secretes into the small intestine a fluid that can make the fat partially
water soluble. It is called
chyme
bile
chylomicron
emulsion
lipoprotein
bile
Since the hepatic portal vein empties into the liver it is able to control the amounts of
alcohol and drugs
toxins, pesticides, carcinogens
glucose

toxins, pesticides, carcinogens and glucose
alcohol and drugs, toxins, pesticides, carcinogens, and glucose
alcohol and drugs, toxins, pesticides, carcinogens, and glucose
The human intestine is divided into three regions. Which choice presents the correct
order beginning from the stomach?
pylorus, duodenum, ileum
duodenum, ileum, jejunum
pylorus, duodenum, jejunum
duodenum, ileum, pylorus
duodenum, jejunum, ileum
duodenum, jejunum, ileum
Select the mismatched vitamin and its deficiency symptom or disorder.
vitamin A—night blindness
vitamin B1—beriberi
vitamin C—scurvy
vitamin D—pernicious anemia
vitamin K—severe bleeding
vitamin D—pernicious anemia
1. Which of these is not part of loose connective tissue?
D. chondroiton
2. Which of these neuron structures is usually the longest?
A. cell body
3. In adult vertebrates,which of these is not one of the four principle kinds of primary
tissues?
C. supportive
4. In humans, which of these structures is not made of cartilage?
D. knee cap
5. Homeostasis is maintained using negative feedback loops. Changing conditions are
detected in which of part of a negative feedback loop?
C. sensor
6. For most enzymes, the Q10 value is around
B. 2.

7. Which of these methods of heat transfer is not relevant to biological systems?
E. reflection
8. Animals that allow their body temperature to conform to the environment are termed
D. poikilotherms.