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The movement of the forearm while twisting a doorknob is
A) protraction and retraction.
B) abduction and adduction.
C) flexion and extension.
D) lateral rotation and medial rotation.
E) supination and pronation.
When doing squat exercises, rising up from the squat to an erect position uses the
A) gluteal muscles.
B) biceps femoris.
C) rectus femoris.
D) semitendinosus.
E) all of the above
The elevated ridges within the ampullae of the semicircular canals that support the hair
cells are known as
A) cristae.
B) maculae.
C) canals.
D) cupulae.
E) otoliths.
The formation of a tetrad of maternal and paternal chromosomes during
spermatogenesis is called
A) synapsis.
B) spermiogenesis.
C) meiosis.
D) transformation.
E) cytokinesis.
Fever is the maintenance of body temperature greater than
A) 40.6°C (105°F).
B) 37.2°C (99°F).
C) 37°C (98.6°F).
D) 38.9 °C (102°F).
E) 37.5°C (99.5°F).
Figure 3-2 The Plasma membrane
Microfilaments are labeled
A) 1.
B) 2.
C) 3.
D) 5.
E) 6.
The natural age-related loss of bone mass is called
A) osteogenesis imperfecta.
B) osteoporosis.
C) osteomalacia.
D) osteodysplasia.
E) osteopenia.
Defense cells in blood are called white blood cells or
A) leukocytes.
B) lymphocytes.
C) erythrocytes.
D) thrombocytes.
E) immunocytes.
The blood vessel that supplies blood to the pancreas, the small intestine, and most of the
large intestine is the
A) celiac artery.
B) inferior mesenteric vein.
C) hepatic portal vein.
D) gastric vein.
E) superior mesenteric artery.
Most vital organs receive ________ innervation. That is, they receive input from both
sympathetic and parasympathetic divisions.
A) single
B) dual
C) biaxial
D) ambitonic
E) autonomic
The ________ of a solution is the negative logarithm of the hydrogen ion concentration
expressed in moles per liter.
A) charge
B) pH
C) solubility
D) acidity
E) basicity
In a convergent muscle, fascicles converge on a common attachment site that may be a
slender band of collagen fibers known as a(n)
A) retinaculum.
B) raphe.
C) aponeurosis.
D) orbicularis.
E) ligament.
A transverse fracture of the wrist that may be comminuted is called a ________
fracture.
A) Pott's
B) Long's
C) tarsal
D) common
E) Colles
The painful condition that develops because epithelial tissue from the uterus is present
in the peritoneal cavity is
A) endometriosis.
B) ovarian cysts.
C) peritonitis.
D) lymphedema.
E) orchitis.
When acetylcholine binds to receptors at the motor end plate, the sarcolemma becomes
A) more permeable to sodium ions.
B) less permeable to sodium ions.
C) more permeable to calcium ions.
D) less permeable to potassium ions.
E) less permeable to potassium and sodium ions.
What is the function of the nerve labeled "10"?
Figure 14-2 Cranial Nerves
A) vision
B) olfaction
C) taste
D) auditory
E) eye movement
