Search Header Logo

Biology 2nd Half Test

Authored by Physics seconds

Biology

11th - 12th Grade

Used 4+ times

Biology 2nd Half Test
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which one of the following statements best describes the function of sino atrial node?

It sends out electrical impulses to atrial muscles causing both atria to contract

It consists of small number of diffusely oriented cardiac fibers

It sends out electrical impulses to ventricular muscles causing both ventricles to contract

It is present at upper end of left atrium

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The heart beat cycle starts when electrical impulses are generated from?

AV node

SV node

SA node

PQ node

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

One complete heart beat consists of one systole and one diastole and lasts for about?

0.8 sec

0.4 sec

0.2 sec

0.5 sec

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The flaps of tricuspid valves are attached to muscular extensions of right ventricle known as?

Smooth muscles

Papillary muscles

Inter costal muscles

Skeletal muscles

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Right atrium is separated from right ventricle by?

Bicuspid valve

Semilunar valves

Tricuspid valve

Interatrial septum

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diastolic blood pressure is?

120mmHg

80mmHg

Mid point of both these values

None of these

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following condition will reduce the flow of blood?

Vasodilation

Vasoconstriction

Vasoconstant

None of these will reduce blood flow

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?