1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
marysya [2.9K]
3 years ago
5

If the length of the absolute refractory period in cardiac muscle cells was the same as it is for skeletal muscle cells, _______

_.
a) it would be much longer before cardiac cells could respond to a second stimulation
b) contractions would last as long as the refractory period pacemaker cells would cease to spontaneously depolarize
c) tetanic contractions might occur, which would stop the heart's pumping action
Biology
1 answer:
WINSTONCH [101]3 years ago
7 0

Answer:

Answer is C. Tetanic contraction might occur which would stop the heart's pumping action.

Explanation:

Tetanic contraction occurs when the muscle fiber doesn't fully relax before it contracts again due to repeated stimuli at short intervals.

You might be interested in
Identify one of the key external difference between vertebrates and invertebrates.
77julia77 [94]

Vertebrates have a bilateral symmetry due to which their entire body is divided into right and left halves while the invertebrates either have radial symmetry or the bilateral symmetry. Therefore, option D is correct.

The other basic differences between the vertebrates and the invertebrates are that vertebrates have a spinal cord and a backbone while invertebrates lack them, vertebrates have well developed brain, lungs or gills in respiratory system and closed circulatory system.


6 0
3 years ago
Read 2 more answers
Name 1 way a biotic factor interacts with another biotic Factor.
Andrej [43]

Answers

Some provide nutrients for each other

Explanation:

4 0
3 years ago
58. Which reaction occurs in chloroplasts? -
marusya05 [52]

Answer:

Photosynthesis

Explanation:

Chloroplasts are involved in both types of photosynthesis

5 0
3 years ago
this is an argument that makes an opposing point to another argument. it exspreses the view of a person who degrees with your po
diamong [38]

Answer:

The correct answer is - counterargument.

Explanation:

A counterargument is an argument that is made by a person against or the opposing point to another argument. Counterargument shows the point of a particular person who does not agree with your point or position on any particular thing or subject.

The counterargument is an argument that is always against the original statement or tries to refute the original statement.

Thus, the react answer is - counterargument.

8 0
2 years ago
In which situation is the principle of cross-cutting relationships useful in determining relative age?
Rzqust [24]

Answer: Igneous rock forms between sedimentary layers.

This can definitely help in determining relative age because sedimentary rocks will be the older rock than igneous rock as igneous rock has formed between sedimentary rocks

Explanation:

8 0
3 years ago
Other questions:
  • When the seafloor spreads apart volcanoes and ridges are formed because
    9·1 answer
  • BRAINLIESTTT ASAP!!!
    15·2 answers
  • Which is the change in size of a group of organisms of the same species over time? A.population growth
    7·2 answers
  • Both invertebrates and vertebrates, with the exception of the _____, have a nervous system. lancelet reptile mollusk sponge
    5·2 answers
  • The sun shinning on thr surface of a lake can heat up the air just above the water.What happens if this air gets warmer then the
    14·2 answers
  • Terri lost her water bottle while hiking in Canada it was a hot day so she drank water from a stream to stay hydrated a few days
    14·1 answer
  • Adapatations can be ____________________.
    12·2 answers
  • Choose all that applies: New species of organisms may emerge if
    7·1 answer
  • 4)A machine can produce 120 candies in
    13·1 answer
  • The change in the position
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!