Answer:
when raisin is put into sugar it shrinks and wilts due to the phenomenon of exosmosis
Explanation:
Answer:
Flexor capro ulnaris
Explanation:
<u>Muscle that extends and adducts the hand at wrist is called Flexor capro ulnaris. This muscle is innervated by the ulnar nerves. It consists of two heads, humeral head and ulnar head.</u>The humeral head initiates at the medial epicondyle of the humerus.The ulnar head initiates at the olecranon of the humerus. It inserts on the pisiform, the hook of hamate and the fifth metacarpal.
Answer:
The correct answer is B
Explanation:
Arteriolls regulate peripheral vascular resistance. Blood pressure is defined by cardiac output and peripheral vascular resistance, therefore these vessels have the ability to modify their caliber to maintain adequate blood pressure levels.
Peristalsis in the Esophagus event triggers the opening of the gastroesophageal sphincter.
<u>Explanation:</u>
- In the esophagus, there are two types of peristalsis occurs.The first one is a "primary peristaltic wave" occurs through which bolus enters esophagus during swallowing.
- This "wave pushes the bolus down esophagus", into stomach in a wave lasting about 8–9 seconds.
- The esophageal sphincter in the lower region is separated by both sympathetic and parasymphathetic nerves.
- The pathways of vagal are a major for the relaxation of reflex of LES and this occurs in LES relaxations.
