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a _____ bond is a chemical bond in which two atoms share electrons, thereby completing their valence shells a. covalent b. denaturation c. decomposition d. cation

A. covalent

what condition causes a stroke? a. disruption of blood to the brain b. lumbar puncture c. infection of cerebral spinal fluid (CSF) d. inflammation of meninges

A. disruption of blood to the brain

which nerve is responsible for taste, as well as salivation, in the anterior oral cavity? a. facial b. glossopharyngeal c. hypoglossal d. vagus

A. facial

skeletal muscles that attach to the bone being pulled is called the muscle's _____ and the end of the muscle attached to a fixed, or stabilized, bone is called the _____. a. insertion, origin b. origin, insertion c. anterior, posterior d. posterior, anterior

A. insertion, origin

digestion of proteins begins in the _____ a. mouth b. stomach c. liver d. small intestine

B. stomach

_____ is the study of science that studies the form and composition of the body's structures a. physiology b. microglia c. anatomy d. catabolism

C. anatomy

what type of ganglion contains neurons that control homeostatic mechanisms of the body? a. cranial nerve ganglion b. dorsal root ganglion c. autonomic ganglion d. sensory ganglion

C. autonomic ganglion

what is the term used to describe a mechanoreceptor that senses the stretch of blood vessels to indicate changes in blood pressure? a. exogenous b. epinephrine c. baroreceptor d. mechanoreceptor

C. baroreceptor

what function would most likely be affected by a restriction of a blood vessel in the cerebral cortex? a. facial expressions b. gait c. language d. knee-jerk reflex

C. language

what central fiber tract connects forebrain and brain stem structures with the hypothalamus? a. corticospinal tract b. cardiac accelerator nerve c. medial forebrain bundle d. dorsal longitudinal fasciculus

C. medial forebrain bundle

the four separate stages of mitosis in correct order are: a. telophase, anaphase, metaphase, and prophase b. metaphase, anaphase, telophase, and prophase c. prophase, metaphase, anaphase, and telophase d. anaphase, metaphase, telophase, and prophase

C. prophase, metaphase, anaphase, and telophase

what multipotent stem cells from children sometimes banked by parents? a. fetal stem cells b. hematopoietic stem cells from red and white blood cells c. embryonic stem cells d. cells from umbilical cord and from baby teeth

D. cells from umbilical cord and from baby teeth

what term describes the inability to lift the arm above the level of the shoulders? a. fasciculation b. paralysis c. fibrillation d. paresis

D. paresis

which of the following imaging studies can be used most safely during pregnancy? a. PET scan b. CT scan c. X-ray d. ultrasound

D. ultrasound

humans cannot survive for more than a few minutes without ______, for more than several days without _____. a. oxygen, water b. minerals, proteins c. water, oxygen d. proteins, minerals

A. oxygen, water

which type of reflex is the jaw-jerk reflex that is part of the cranial nerve exam for the vestibulocochlear nerve? a. stretch reflex b. superficial reflex c. withdrawal reflex d. visceral reflex

A. stretch reflex

the rhomboid major and minor muscles are deep to the _____. a. trapezius b. scalene muscles c. rectus abdominis d. ligamentum nuchae

A. trapezius

Ty is three years old and as a result of a "stomach bug" has been vomiting for about 24 hours. His blood pH is 7.48. what does this mean? a. Ty's blood is slightly acidic b. Ty's blood is slightly alkaline c. Ty's blood is within the normal range d. Ty's blood is highly acidic

B. Ty's blood is slightly alkaline

what organic compound do brain cells primarily rely on for fuel? a. galactose b. glucose c. glycogen d. glycerol

B. glucose

what are two major disadvantages of MRI scans? a. can only view metabolically active tissues and inadequate availability of equipment b. high cost and the need for shielding from the magnetic signals c. release of radiation and the need for patient to be confined to metal tube for up to 30 minutes d. release of radiation and poor quality images

B. high cost and the need for shielding from the magnetic signals

which of these locations in the forebrain is the master control center for homeostasis through the autonomic and endocrine systems? a. cerebral cortex b. hypothalamus c. amygdala d. thalamus

B. hypothalamus

what type of receptor cell is involved in the sensations of sound and balance? a. chemoreceptor b. mechanoreceptor c. photoreceptor d. nociceptor

B. mechanoreceptor

which region of the frontal lobe is responsible for initiating movement by directly connecting to cranial and spinal motor neurons? a. premotor cortex b. primary motor cortex c. supplemental motor area d. prefrontal cortex

B. primary motor cortex

which muscle extends the forearm? a. brachialis b. triceps brachii c. biceps brachii d. deltoid

B. triceps brachii


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