Fill in the correct answers: Which artery is described in each of the following statements regarding the formation and distribution of the cerebro-arterial circle (Circle of Willis)? a) The internal carotid artery gives rise to a branch that supplies the medial surface and approximately one fingerbreadth of the superolateral surface of the frontal and parietal lobes: [BLANK-1] b) The artery in (a) is connected to the corresponding artery on the opposite side by a short midline vessel: [BLANK-2] c) Another branch from the internal carotid artery supplies most of the superolateral surfaces of the frontal, parietal, and temporal lobes: [BLANK-3] d) The basilar artery divides into its terminal branches that primarily supply the occipital lobes: [BLANK-4] e) The arteries in (c) and (d) are connected by a vessel that completes the arterial circle: [BLANK-5]

The pituitary regulates blood pressure during dehydration scenarios with this hormone

Lack of this element will result in a goiter.

Grey matter composed of

84) Which of the following structures does NOT pass between the anterior and middle scalene muscles?

64) For the same patient as in the preceding question, where would paresthesia (i.e. sensory disturbance) be likely experienced?

73) The radial collateral ligament at the wrist checks (restricts) primarily which of the following motions?

16) If the ulnar nerve was lacerated (cut) above the elbow, which wrist motion(s) would be lost?

88) What structure separates the primary motor cortex from the primary somatosensory cortex?

13) Your patient dislocated their glenohumeral joint. They now have total paralysis of the deltoid muscle but weak abduction movement of the arm is still possible. External rotation of the arm is slightly weakened. Elbow flexion and extension strength are normal. Numbness exists at skin over lateral aspect of upper arm. Sensation elsewhere is normal. Where is the lesion?