This topic contains a solution. Click here to go to the answer

Author Question: The most superior portion of the lung is called the A) base. B) apex. C) cardiac notch. D) hilus. ... (Read 90 times)

colton

  • Hero Member
  • *****
  • Posts: 627
The most superior portion of the lung is called the
 A) base.
  B) apex.
  C) cardiac notch.
  D) hilus.
  E) epipleurium.

Question 2

The regulation of awake-asleep cycles appears to involve an interplay between brain stem nuclei that use different neurotransmitters. The one that favors alertness is ________ and the other promoting deep sleep is ________.
 A) acetylcholine; serotonin
  B) serotonin; norepinephrine
  C) norepinephrine; serotonin
  D) dopamine; GABA
  E) glutamate; serotonin



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

atrochim

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

B

Answer to Question 2

C





 

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

For a complete list of videos, visit our video library