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Leto [7]
3 years ago
11

The pulmonary veins:_________.

Health
1 answer:
Brrunno [24]3 years ago
6 0

Answer: E

Explanation: pulmonary means lungs. after the blood goes to the lungs it comes back to the left atrium.

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During normal heart function what is the sequenced electrical depolarization of the following components
kirill [66]

The SA Node is the heart's normal pacemaker. When the SA Node depolarizes, electrical signal spreads through the atrial muscle causing contraction.

Explanation:

Inherent rhythmicity / automaticity - The property of the pacemaker cells of the heart to start electrical sequence of depolarization and repolarization.

SA Node or Sino-atrial Node generates the electrical signal.

The electrical signal passes through internodal pathways, atrial fibres, atrioventricular node (AV Node), the bundle of His, Purkinje fibres, right bundle branch, left bundle branch.

Systole - Contraction of cells when the electrical signal of depolarization reaches the contractile cells.

Diastole - Relaxation of cells when the electrical signal of repolarization reaches the myocardial cells.

7 0
3 years ago
If the recommended dose of a drug is 445 mg for a 180 lb man what would be a suitable dose for a 135 lb man
marta [7]

This can be solved by setting up a proportion.

The answer and steps are attached

333.75 mg would be a suitable dose for a 135 lb man.

3 0
3 years ago
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Drag each tile to the correct box.
Sav [38]

Answer:

B

Explanation:

3 0
3 years ago
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In healthy doses, stress:
Liula [17]
<h2>All of the above 1,2,3,4</h2>

8 0
2 years ago
A client will receive IV midazolam hydrochloride during surgery. Which finding indicates a therapeutic effect? a. mild agitation
d1i1m1o1n [39]

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i hope it helps you

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