This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The respiratory portion of the respiratory tract includes the A) bronchi. B) trachea. C) larynx. ... (Read 147 times)

magmichele12

  • Hero Member
  • *****
  • Posts: 559
on: Feb 28, 2019
The respiratory portion of the respiratory tract includes the
 A) bronchi.
  B) trachea.
  C) larynx.
  D) alveoli.
  E) nose.

Question 2

A certain drug decreases heart rate by blocking a receptor on cardiac pacemaker cells. This drug probably binds to ________ receptors.
 A) nicotinic cholinergic
  B) muscarinic cholinergic
  C) alpha-1 adrenergic
  D) alpha-2 adrenergic
  E) beta-1 adrenergic


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jody Vaughn

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Feb 28, 2019
Answer to Question 1

D

Answer to Question 2

E


magmichele12

  • Member
  • Posts: 559
Reply 2 on: Feb 28, 2019
Excellent

lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

The anterior spiracles (respiratory openings) of a fruit fly larvae magnified 1500x. The anterior spiracles (respiratory openings) of a fruit fly larvae magnified 1500x.
Larynx Larynx
Recommended Portion Sizes per Serving Recommended Portion Sizes per Serving
Disorders of the Respiratory System Cont Disorders of the Respiratory System Cont
The respiratory system and the process of gas exchange. The respiratory system and the process of gas exchange.
Respiratory system Respiratory system
Video: Cognitive development by Piaget (Preoperational stage or intelligence)

For a complete list of videos, visit our video library