Forums
New posts
Search forums
What's new
Articles
Latest reviews
Author list
Classifieds
Log in
Register
What's new
Search
Search
Search titles and first posts only
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Forums
Hunting
Long Range Hunting & Shooting
TTSX at Long Range?
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="FishPermitonthefly" data-source="post: 639176" data-attributes="member: 45055"><p><strong>Any hole will do...</strong></p><p></p><p>Ok guys, I hear this hydrolic shock/energy debate all the time and it baffles me. I understand a little physiology that might shed some light on this subject and I wish someone with some know how, in the shooting/hunting sports world would pipe up and clear all the hook and bullet b.s. away, without me doing it...</p><p></p><p>First of all, energy is required for penetration but not much. Only enough to penetrate the membranes of the heart and lungs. The frontal area of the bullet is of little consequence. A pin sized hole will do. You have two pleural layers surrounding the lungs (parietal and visceral) that serve two purposes. Only one is germaine to this conversation. It is this: These pleural layers adhere to each other via surface tension with each then adhering to other surfaces, the thoracic cavity and the outer lung tissue itself. It is this tension that holds the lungs to the thoracic cavity wall during both inspiration and expiration (requiring contraction of external intercostal muscles and diaphragm in the case of inspiration and relaxation of these during expiration). I will also mention -- and this is critical, that the lung is also held against the thoracic wall by intrapulmonary pressure which is higher inside the alveoli of the lung than the intrapleural pressure exerted in the pleural cavity between the visceral and parietal layers. </p><p></p><p>Now, once a hole has been created in the pleura, atmospheric pressure rushes in to the pleural cavity exerting a force greater than intrapulmonary pressure held inside the lungs. This intrapleural pressure is now enough to collapse the lung resulting in atelectasis or collapse of the lung --which starves tissue of oxygen etc resulting in death of the cell and death of the organism.</p><p></p><p>This is why you see animals die just as quickly with a 270 as a 338 when it is a lung or heart shot. Likewise , the heart is completely unable to seal or heal itself when a hole is poked in it (of any size). I hear folks all the time say that a 338 will kill an animal faster than a 270 citing anecdotal evidence. Most of us have had enough experience to know otherwise. Shot placement is critical. A larger hole does not always mean quicker or certifiable death...</p><p></p><p>There. I said it...</p></blockquote><p></p>
[QUOTE="FishPermitonthefly, post: 639176, member: 45055"] [b]Any hole will do...[/b] Ok guys, I hear this hydrolic shock/energy debate all the time and it baffles me. I understand a little physiology that might shed some light on this subject and I wish someone with some know how, in the shooting/hunting sports world would pipe up and clear all the hook and bullet b.s. away, without me doing it... First of all, energy is required for penetration but not much. Only enough to penetrate the membranes of the heart and lungs. The frontal area of the bullet is of little consequence. A pin sized hole will do. You have two pleural layers surrounding the lungs (parietal and visceral) that serve two purposes. Only one is germaine to this conversation. It is this: These pleural layers adhere to each other via surface tension with each then adhering to other surfaces, the thoracic cavity and the outer lung tissue itself. It is this tension that holds the lungs to the thoracic cavity wall during both inspiration and expiration (requiring contraction of external intercostal muscles and diaphragm in the case of inspiration and relaxation of these during expiration). I will also mention -- and this is critical, that the lung is also held against the thoracic wall by intrapulmonary pressure which is higher inside the alveoli of the lung than the intrapleural pressure exerted in the pleural cavity between the visceral and parietal layers. Now, once a hole has been created in the pleura, atmospheric pressure rushes in to the pleural cavity exerting a force greater than intrapulmonary pressure held inside the lungs. This intrapleural pressure is now enough to collapse the lung resulting in atelectasis or collapse of the lung --which starves tissue of oxygen etc resulting in death of the cell and death of the organism. This is why you see animals die just as quickly with a 270 as a 338 when it is a lung or heart shot. Likewise , the heart is completely unable to seal or heal itself when a hole is poked in it (of any size). I hear folks all the time say that a 338 will kill an animal faster than a 270 citing anecdotal evidence. Most of us have had enough experience to know otherwise. Shot placement is critical. A larger hole does not always mean quicker or certifiable death... There. I said it... [/QUOTE]
Insert quotes…
Verification
Post reply
Forums
Hunting
Long Range Hunting & Shooting
TTSX at Long Range?
Top