What is the glenoid fossa/cavity and its function?
What will be an ideal response?
Answer: Shallow cavity of the scapula articulating with the humerus to form the shoulder joint
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The sex of a child is determined by the
A. sperm. B. egg. C. either sperm or egg.
Which statement correctly compares isotonic and isometric contractions?
A. Isotonic contractions involve increased tension in the muscle that results in movement while isometric contractions involve decreased tension in the muscle resulting in no movement. B. Isometric contractions involve increased tension in the muscle that results in movement, while isotonic contractions involve increased tension in the muscle resulting in no movement. C. Isotonic contractions involve increased tension in the muscle that results in no movement, while isometric contractions involve increased tension in the muscle that results in movement. D. Isotonic contractions involve increased tension in the muscle that results in movement, while isometric contractions involve increased tension in the muscle resulting in no movement.
The _____ communicating ramus has preganglionic fibers that travel from the spinal nerve to a paravertebral ganglion.
A) white B) gray
Matching
A) E B) D C) B D) A E) C 1) Subendocardial conducting network (Purkinje fibers). 2) Sinoatrial (SA) node. 3) Atrioventricular (AV) bundle. 4) Atrioventricular (AV) node. 5) Bundle branches.