Which of these is considered the primary pacemaker of the heart?
A. aorta
B. SA node
C. left ventricle
D. AV node
Where is the hyoid bone located?
A. rib cage
B. pelvis
C. leg
D. neck
Which is not true of epithelial tissue?
A. It lines cavities in the body.
B. It is vascular.
C. It rests on a basement membrane.
D. It helps form certain glands.
Which is not produced by an exocrine gland?
A. digestive enzymes
B. milk
C. adrenaline
D. saliva
The imaginary line that separates the body into superior and inferior regions is called the ____.
A. sagittal plane
B. vertical plane
C. transverse plane
D. coronal plane
The pyloric sphincter is located between ____.
A. the rectum and anus
B. the esophagus and stomach
C. the stomach and small intestine
D. the small and large intestine
Ligaments connect ____.
A. tendon to bone
B. muscle to muscle
C. bone to bone
D. muscle to bone
What is the longest muscle in the human body?
A. vastus lateralis
B. vastus medialis
C. adductor longus
D. sartorius
A person with AB- blood should not receive blood from which other blood type?
A. A
B. O
C. B
D. AB+
Which blood type is considered the universal donor?
A. AB
B. AB+
C. O
D. O+
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