ANATOMY TEST THREE

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Which cranial nerve innervates the trapezius and sternocleidomastoid? A. accessory B. vagus C. trigeminal D. vestobulocohlear

A. accessory

All blood being drained from the lower limb will take this pathway back to the heart: A. Inferior vena cava, common iliac vein, external iliac vein B. External iliac vein, common iliac vein, inferior vena cava C. Internal iliac vein, inferior vena cava D. Common iliac vein, thoracic aorta

B. External iliac vein, common iliac vein, inferior vena cava

The vascular coat of the eyeball is called: A. sclera B. choroid C. cornea D. pupil

B. choroid

This nerve innervates the superior oblique muscle. Which nerve is it? A. Vagus nerve... CN X B. Optic nerve... CN II C. Trochlear nerve... CN IV D. Oculomotor nerve... CN III

C. Trochlear nerve... CN IV

Potentially damaging stimuli that result in pain are selectively detected by: A. proprioceptors B. photoreceptors C. nociceptors D. interoceptors

C. nociceptors

Which of the following is not a cranial nerve that innervate the eye? A. Oculomotor nerve... CN III B. Abducens nerve... CN VI C. Trochlear nerve... CN IV D. Facial nerve... CN VIII

D. Facial nerve... CN VIII

The ___________ is lined by squamous epithelium. A. nasal cavity B. oropharynx C. nasopharynx D. trachea

B oropharynx

Which of the following is NOT part of the conduction system of the heart? A. AV node B. bundle of His C. AV valve D. SA node

C. AV valve

Normal heart sounds are caused by which of the following events? A. contraction of ventricular muscle B. friction of blood against the chamber walls C. excitation of SA node D. closure of heart valves

D. closure of heart valves

The femoral artery originates from the: A. popliteal artery B. internal iliac artery C. deep femoral artery D. external iliac artery

D. external iliac artery

The larynx is composed of ______________ big pieces of ____________ cartilage. A. 3; hyaline B. 2; hyaline C. 3; elastic D. 2; elastic

A. 3; hyaline **Larynx has 3 big pieces of cartilage. 1 elastic cartilage: epiglottis 2 hyaline cartilages thyroid and cricoid

Which of the following separates the motor information from sensory information A. central sulcus B. temporopariteal sulcus C. lateral sulcus D. occipitoparietal sulcus

A. central sulcus

Where does the spinal cerebellar tract end? A. spinal cord B. cerebrum C. cerebellum D. thalamus

C. cerebellum

Where the does spinothalamic tract end? A. thalamus B. medulla oblongata C. cerebrum D. cerebellum

C. cerebrum

The left internal carotid artery carries blood from the: A. aorta to the face and scalp B. brain into the brachiocephalic veins C. common carotid array to the brain D. face and scalp to the superior vena cava

C. common carotid array to the brain

Ventricular systole happens: A. in a wave starting at the middle of the interventricular septum and going around the mid line of ventricles B. in no particular direction; all ventricular cells contract at the same time C. in a wave that begins at the base and spreads toward the apex D. in a wave that begins at the apex and spreads toward the base

D. in a wave that begins at the apex and spreads toward the base

Which type of general sense receptor detects pressure changes in walls of blood vessels and in portions of the digestive, reproductive and urinary tracts? A. thermoreceptors B. nociceptors C. chemoreceptors D. mechanoreceptors

D. mechanoreceptors

The __________ separates the nasal and oral cavities. A. internal nare B. nasal septum C. pharynx D. palate

D. palate

Olfactory glands function to: A. help neutralize odors B. produce olfactory cells C. secrete mucus D. transduce chemical information into action potentials

c. secrete mucus

The inferior mesenteric artery supplies blood to the: A. descending colon, sigmoid colon and rectum B. sigmoid colon C. amending, descending and sigmoid colon D. ascending colon

A. descending colon, sigmoid colon and rectum

The cell body of a first order neuron will be located in the: A. dorsal ganglion B. thalamus C. thalamus D. spinal cord

A. dorsal ganglion

Blood is pushed out from the right atrium into the right ventricle (every last drop of it) by this muscle. Can you name the structure? A. pectinate muscles B. chordae tendineae C. AV valves D. papillary muscles

A. pectinate muscles

Which type of neuron has a tract that goes from the effector organ to the spinal cord? A. pseudo unipolar B. anaxonic C. multipolar D. bipolar

A. psuedo unipolar

The cell body of a second order neuron will be located in the: A. spinal cord B. thalamus C. dorsal root ganglion D. cerebellum

A. spinal cord

The "lubb" sound heard with a stethoscope is caused by: A. Turbulence in the blood when the semilunar valves close B. Turbulence in the blood when the AV valves close C. Contraction of the atria D. Blood rushing through the semilunar valves when they open.

B. Turbulence in the blood when the AV valves close

A thick midline ridge in the thyroid cartilage that is sometimes referred to as the Adam's apple is technically named the: A. cricoid extension B. laryngeal prominence C. epiglottis D. glottis

B. laryngeal prominence

The dendrites of the Purkinje cells of the cerebellum are located in the: A. granule cell layer B. molecular layer C. dendritic layer D. Purkinje cell layer

B. molecular layer

The abducens nerve _________. A. exits from the medulla B. supplies innervation to the lateral rectus muscle of the eye C. is a branch of the trigeminal nerve D. relays sensory information from taste buds on the tongue

B. supplies innervation to the lateral rectus muscle of the eye

The larger the receptive field, the __________ it is to localize the stimulus. A. all receptive fields are uniform B. easier C. more difficult D. depends on location

C .more difficult

The cell body of the Purkinje cells are located in the: A. medulla oblongata B. molecular layer C. Purkinje cell layer D. granular cell layer

C. Purkinje cell layer

The cranial nerve with a dual origin (brain and spinal cord) is the _______. A. vagus B. hypoglossal C. accessory D. glossopharyngeal

C. accessory

Which structure prevents backflow into the left ventricle? A. mitral valve B. tricuspid valve C. aortic valve D. pulmonary valve

C. aortic valve

Which of the following structures connects the third and fourth ventricles? A. septum pellucidum B. lateral ventricles C. aqueduct of the midbrain D. inter ventricular foramen

C. aqueduct of the midbrain

Which of the following helps maintain the intraocular pressure; located in the anterior part of the eye? A. lens B. retina C. aqueous humor D. fovea

C. aqueous humor

The ridge found at the bifurcation of the trachea is called the: A. c-shaped rings B. hilum C. carina D. trachealis muscle

C. carina

The axon of the Purkinje cells are located in the: A. Purkinje cell layer B. molecular layer C. granular cell layer D. Axonic layer

C. granular layer

Which of these types of receptors responds to pain stimuli? A. photoreceptors B. mechanoreceptors C. nociceptors D. chemoreceptors

C. nociceptors

Small muscle masses attached to the chordae tendineae are the: A. inter ventricular septum B. fossa ovalis C. papillary muscles D. pectinate muscles

C. papillary muscles

Select the correct statement about the heart valves. A. The bicuspid valve separates the right atrium from the right ventricle B. The tricuspid valve divides the left atrium from the left ventricle. C. Aortic and pulmonary valves control the flow of blood into the heart. D. The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contraction

D. The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contraction

Foramen ovale: A. is a condition in which the heart valves do not completely close B. is a connection between the pulmonary trunk and the aorta in the fetus C. is a shallow depression in the interventricular septum D. connects the two atria in the fetal heart

D. connects the two atria in the fetal heart

Pressure, pain, and temperature receptors in the skin are: A. interoceptors B. proprioceptors C. mechanoreceptors D. exteroceptors

D. exteroceptors

The area of the eye with the greatest visual acuity (sharpest vision) is the: A. choroid B. retina C. lens D. fovea centralis

D. fovea centralis

Which of the following is in the correct order of the olfactory pathway? A. olfactory epithelium, olfactory nerve, olfactory tract, thalamus, cerebral cortex, B. olfactory epithelium, olfactory tract, olfactory nerve, cerebral cortex C. olfactory epithelium, olfactory nerve, central nervous system, olfactory bulb D. olfactory epithelium, olfactory nerve, olfactory tract, cerebral cortex

D. olfactory epithelium, olfactory nerve, olfactory tract, cerebral cortex

A special feature of fenestrated capillaries is that they have: A. tight junctions B. smooth muscle C. two cell layers D. pores

D. pores

Which structure is known as an AV valve with three flaps? A. pulmonary valve B. aortic valve C. mitral valve D. tricuspid valve

D. tricuspid valve


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