Answer:
Explanation:
Distal Region of the Radius
In the medial surface, there is a concavity, called the ulnar notch, which articulates with the head of ulna, forming the distal radioulnar joint. The distal surface of the radius has two facets, for articulation with the scaphoid and lunate carpal bones.
Answer:
13 protons
Explanation:
Aluminum has an atomic number of 13, therefore it has 13 protons.
Answer: Different chambers of the heart perform different functions.
Explanation:
The human heart has four chambers the two atria as well as two ventricles. The function of the lower chambers of the heart is to pump out blood. The atria or upper chambers receive blood. The right atrium obtains blood from the superior vena cava then the blood moves towards the right ventricle where the deoxygenated blood is pumped out to the lungs. From the left ventricles the blood is pumped to all the parts of the body.
Answer - There can be many factors such as mutations, natural selection, nonrandom mating, genetic drift, gene flow. But nonrandom mating can have long term effects.
Reason - Reason why it has a long term effect is because of the survival of that organisms and how it will adapt to its own environment with the introduction of nonrandom mating etc..
Answer:
D) relaxation of the airways in the lungs
Explanation:
- <u>Sympathetic nervous system is a part of the autonomic nervous system together with the parasympathetic nervous system.</u>
- Sympathetic nervous system functions to stimulate the fight or flight response. In other words it prepares the body for intense physical activity.
- The parasympathetic nervous system on the other hand has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions