Answer:
B
MDA causes hallucinations and gives users a euphoria like effect
Occipital, temporal, frontal, and parietal
A - Vessels serving the head and upper limbs
B - Vessels serving the body trunk and lower limbs
C - Vessels serving the viscera
D - Pulmonary Circulation
E - Pulmonary "Pump"
F - Systemic "Pump"
Explanation:
Please find the labelled diagram attached with the post.
From the right atrium through the tricuspid valve to the <u>right ventricle </u> through the <u>pulmonary semilunar </u> valve to the pulmonary trunk to the right and left <u>pulmonary arteries,</u> to the capillary beds of the <u>lungs</u>, to the <u>pulmonary veins</u>, to the <u>left atrium</u> of the heart through the <u>bicuspid (mitral)</u> valve, to the<u> left ventricle</u> through the <u>aortic</u> semilunar valve, to the <u>aorta</u>, to the systemic arteries, to the <u>capillaries</u> of the body tissues, to the systemic veins, to the <u>superior vena cava</u> and <u>inferior vena cava</u>, which enter the right atrium of the heart.
Answer:
"The external muscle helps maintain continence and keep stool in the rectum. The inner muscle is not under voluntary control but rather is controlled by the autonomic nervous system. The external sphincter can be voluntarily controlled, meaning it can be clenched and unclenched"
Explanation: