Cells are arranged in tissues that provide specific
functions for the body.
Cells of different tissues are structured differently,
leads to their differences in function.
The tissues of the human body include
Chapter 3 Lessons 3 and 4
How Do Living Things Get Energy from
every living things needs energy
-The Sun as an Energy Source
-photosynthesis- process by which a cell captures
energy in the sunlight
A.Bones are very active,
B.Each bone, the organ of
skeletal system, is
types of tissues
Bone functions include:
protection and support of
soft materials, b
Copy the standards and the Essential Question
from the front board.
1. Standards: components of DNA; enzymes;
structure & function of biomolecules
2. Essential Question: How can I demonstrate
understanding of Biology concepts?
Organs are body structures composed of two or
more different tissues.
The skin and its accessory organs make up the
A. The skin is a large organ
responsible for m
A Powerful Essay of Friendship
Dear am writing you this essay to offer you an enriched explanation of the
reason your friendship means the world to me. There is a story to every friendship.
Either its a blessing or lesson. With you, I have experienced bot
5. It explains that there is an error in match and that the object animals cannot be found.
6. It only says that the object animals is not found.
7. It isnt possible to create a mean with NA so it creates an err
1. For num_char, when entering it in either class() or str(), R reads it as character. For
num_logical, R reads it as numeric. For char_logical, R reads it the same as num_char. For
tricky, R reads it the same as num_char and char_logical. The
1. The mean of the weight is 48.87052. The median is 50. The minimum is is 12. The maximum is
76. The range is 64 (76-12). The standard deviation is 7.919795.
2. For females, the mean is 48.53125, and the standard deviation is 8.244255. For mal
Ir Hummuirlal ssure
+ transversessure _
.-' . m5
in lateralsulsus I
Cerebelhln Li. m
' IleIIIIIIIEI WE
1. A chicken egg is a large, single cell complete with plasma cell membrane, nucleus and cytoplasm.
2. It has a hard protective case, the shell, which must be removed in order to observe the egg cell itself.
Auricle collects sound waves into external auditory canal.
Sound waves produce alternating high and low pressure that vibrate
tympanic membrane (vibrates slowly for low frequency, fast for high frequency)
external anatomy of spinal cord
roughly cylindrical but flattened AP
total length about 1 feet, diameter inch
extends from medulla oblongata to L2 in adult (dura all the way down to S2)
in newborn to L3 - L4, then differential growth
2 enlargements = cerv
1. Life on earth is based on the carbon atom. Science fiction writers have imagined that
alien life may be based on another element, silicon (Si). Gene Roddenberry, creator of the
original Star Trek series, conceived of such a silicon-ba
Light waves are focused by cornea
pass through pupil
pass through aqueous humor
are further focused by lens
pass though vitreous humor and outer layers of retina
change molecular structure of pigments in rods and cones.
Purpose: This exercise is designed to familiarize the student with spinal and cranial nerve
Performance Objectives: At the end of this exercise the student should be able to:
Define the terms reflex and reflex arc.
ENDOCRINE SYSTEM WEBQUEST
Label the following 8 endocrine glands
Now complete this the following questions on the hormones and their functions
WHERE ARE THE FOLLOWING HORMONES PRODUCED?
1. anti-diuretic (ADH) - _
2. estrogen - _
Assessment of Concept Maps
Educators over the past 20+ years have shown that concept mapping improves retention and
recall of information. Based upon such studies, concept mapping has been incorporated into this
PHA 12E Thigpen 4-1
Review questions for Exam #2
1. Describe transcription and translation.
2. Where does transcription take place? Translation?
3. Transcribe the following piece of DNA:
4. Differentiate anabolic reactions from catabolic reactions.
Excitation-Contraction Coupling = events that connect excitation to contraction
Increase in Ca+ in sarcoplasm starts muscle contraction; decrease stops it.
1. muscle potential propagates along sarcolemma into T tubules
2. Ca+ release channels in sarcoplas
Fracture and Repair of Bone
A fracture is any break in a bone.
open = compound fracture: broken ends of bone protrude through skin
closed = simple fracture: does not break skin
comminuted fracture: bone splinters at site of impact; fragments lie in break
Forcefulness of muscle contraction depends on length of sarcomeres in muscle before
A. optimal overlap at sarcomere length of 2.0 2.4 m >muscle fiber
develops max tension
max tension (100%) when zone of over
The Neuromuscular Junction
Muscle action potentials arise at the neuromuscular junction.
NMJ is the region of synaptic contact between somatic motor neuron and skeletal muscle fiber.
synapse = a region where communication occurs between 2 neurons or betwe
Nutrition & Bone Health Update
Use the recording of the STEM Friday lecture by Dr. Amy Lanou as well as your textbook to
complete the following questions.
1. What has been the standard recommendation for daily calcium intake how much and
T ype your answer in the white box below each image.
Spelling must be correct!
This quiz is not graded. You are on your own to figure out the answers.
BIO223: Human Anatomy (UNC-Asheville, Nicolay)
Your Score = 0
% correct = 0.0