1) although two breast cancer genes are known, most cases are nonhereditary.
2) concentric lamellae within an osteon are connected by lacunae.
3) the forearm acts as a third-class lever during flexion of the elbow.
4) the autonomic nervous system is composed of ganglia in the central nervous system
and ganglia in the periphery.
5) dendrites in a neuron send outgoing signals to other cells.
6) the golgi complex makes peroxisomes, but not lysosomes.
7) a single lobe of a kidney is comprised of __________.
a. two calyces and a renal pelvis
b. one pyramid and the overlying cortex
c. one major calyx and all of its minor calyces
d. a renal medulla and two renal columns
e. one collecting duct and all nephrons that drain into it
8) two solutions are separated by a selectively permeable membrane. if solution a has a
higher concentration of a nonpermeating solute than solution b, then __________.
a. the solute will pass down its concentration gradient from solution a to b
b. the solute will pass down its concentration gradient from solution b to a
c. water will pass down its concentration gradient from solution a to b
d. water will pass down its concentration gradient from solution b to a
e. neither the solute nor water will diffuse
9) the membrane that lines passageways that open to the exterior environment is called
__________.
a. the lamina propria
b. endothelium
c. a synovial membrane
d. a serous membrane (serosa)
e. a mucous membrane (mucosa)
10) which of the following is true regarding body temperature?
a.oral temperature is a good way to estimate core temperature.
b.adult oral temperature is typically 36.6o to 37.0oc.
c.body temperature is highest in the afternoon.
d.organs in the spinal cavity are at the shell temperature.
11) which of the following muscles adducts and medially rotates the thigh?
a. gracilis
b. piriformis
c. adductor magnus
d. rectus femoris
e. sartorius
12) the species of modern humansis called _________.
a. homo erectus
b. homo sapiens
c. homo habilis
d. early homo
e. australopithecus
13) gonads begin to develop __________ weeks after fertilization.
a. 2 to 3
b. 5 to 6
c. 8 to 9
d. 20 to 24
e. 36 to 38
14) precise spelling is important in anatomy because __________.
a. there are many similar terms in anatomy that refer to different structures
b. it’s easier to remember acronyms when spelled correctly
c. it’s important to practice language skills
d. eponyms are difficult to memorize
e. there are many different ways to spell certain terms
15) the surface of the tongue is covered with __________ stratified squamous
epithelium, and has bumps called __________, where manytaste buds can be found.
a. keratinized; lingual papillae
b. keratinized; lingual frenulum
c. nonkeratinized; lingual papillae
d. nonkeratinized; tonsils
e. nonkeratinized; vallate papillae
16) the __________ system breaks down food and absorbs nutrients.
a. digestive
b. urinary
c. reproductive
d. circulatory
e. lymphatic
17) the lumbar vertebrae are __________ to the thoracic vertebrae.
a. anterior
b. superior
c. cephalic
d. posterior
e. inferior
18) in the patellar tendon reflex arc, the patellar ligament is stretched, which stretches
the quadriceps femoris muscle of the thigh. this reflex will cause the quadriceps femoris
to __________ and the hamstrings to __________.
a. contract; relax
b. contract;contract
c. relax; contract
d. relax; relax