« previous next »

Author Question: Explain why it is unlikely that the sleep-waking cycle is controlled by a blood-borne chemical ... (Read 23 times)

captainjonesify

  • Hero Member
  • *****
  • Posts: 543
on: Jun 22, 2018
Explain why it is unlikely that the sleep-waking cycle is controlled by a blood-borne chemical factor.
 
  What will be an ideal response?

Question 2

A stimulus that resets an internal biological clock is termed a ________.
 
  Fill in the blank with the appropriate word.


bbburns21

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: Sleep could be the result of depletion of a wakefulness-promoting factor, whereas waking could result from depletion of a sleep-inducing factor. A key difficulty for this theory is that the hemispheres of the dolphin show alternating sleep-waking patterns.

Answer to Question 2

Answer: zeitgeber


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Allium cells in different phases of the cell cycle Allium cells in different phases of the cell cycle
When horses lie down to sleep, others in the herd remain standing, awake or in a light doze, keeping When horses lie down to sleep, others in the herd remain standing, awake or in a light doze, keeping
Menstrual Cycle Menstrual Cycle
Earth as a System: The Hydrologic Cycle Earth as a System: The Hydrologic Cycle
carbon cycle carbon cycle
Life cycle of a fern Life cycle of a fern
Video: Facilitated Diffusion - Glucose transport

For a complete list of videos, visit our video library