1) hundreds of years ago explorers often died of scurvy. how can this bone-related
disease be prevented?
a) supplement the diet with more calcium from meat.
b) increase levels of testosterone to stimulate bone repair.
c) supplement the diet with fresh fruit rich in vitamin c.
d) drink more water to promote bone remodeling and repair.
e) amputate fractured limbs to prevent the spread of scurvy.
2)
figure 22-1 the structure of a lymph node
identify the dominant cell type in the area labeled “6”
a) t cells
b) b cells
c) erythrocytes
d) platelets
e) all of the answers are correct.
3) the visual cortex is located in the
a) frontal lobe.
b) parietal lobe.
c) temporal lobe.
d) occipital lobe.
e) insula.
4) the framework or stroma of organs such as the spleen, liver, and lymph nodes is
made up of ________ tissue.
a) loose connective
b) regular dense connective
c) irregular dense connective
d) reticular connective
e) adipose
5) the male reproductive system is most closely associated with which of the following
systems?
a) muscular
b) urinary
c) endocrine
d) digestive
e) integumentary
6) the triplet codes needed to specify a specific polypeptide chain are found in the
a) cytoplasm.
b) gene.
c) codon.
d) anticodon.
e) polypeptide itself.
7) the talus contacts the
a) calcaneus.
b) navicular bone.
c) tibia.
d) calcaneus and navicular bones.
e) tibia, calcaneus, and navicular bones.
8) which of the following cells are target cells for the hormone that causes a decrease in
blood-calcium concentration?
a) alpha cells
b) osteoclasts
c) osteoblasts
d) c cells
e) all cells in the body, especially cartilage, bone, and muscle cells.
9) which of the following organs is not contained within the abdominal cavity?
a) stomach
b) small intestine
c) ovary
d) spleen
e) pancreas
10)
figure 12-2 the nerve action potential
when is the neuron in the refractory period?
a) 1
b) 2
c) 3
d) 4
11) tension on the vocal cords is regulated by the
a) movement of the arytenoid cartilages.
b) extrinsic ligaments.
c) contraction of laryngeal muscles.
d) movement of the arytenoid cartilages and contraction of laryngeal muscles.
e) extrinsic and intrinsic ligaments.
12) the granulosa cells of developing follicles secrete
a) estradiol.
b) progesterone.
c) fsh.
d) lh.
e) gnrh.
13)
figure 26-2 the nephron
where would penicillin be secreted?
a) 6
b) 5
c) 4
d) 3
e) 3 and 4
14)
figure 13-2 spinal nerves
identify the structure labeled “3”
a) spinal nerve
b) gray ramus
c) white ramus
d) dorsal ramus
e) ventral ramus
15) the wall of the ________ rests on the diaphragm.
16) a reduction in sensitivity in the presence of a constant stimulus is referred to as
________.
17) the ________ carries fluid from the seminal gland (seminal vesicle) through the
prostate.
18) when light encounters a medium of different density, it is bent or ________.
19) the middle piece of the sperm contains the ________ in a spiral arrangement.
20) nephrons located close to the medulla with long nephron loops are called ________.
21) in the condition known as ________, the wall of an artery becomes thicker and
stiffer.
22) the sequence of processes that links the action potential to contraction is called
________.
23) the passageway between the lateral ventricles and the third ventricle is the
________.
24) the blood vessel that supplies blood to the liver, stomach, and spleen is the
________.